| slovo | definícia |
Spiral gear
(gcide) | Spiral \Spi"ral\, a. [Cf. F. spiral. See Spire a winding
line.]
1. Winding or circling round a center or pole and gradually
receding from it; as, the spiral curve of a watch spring.
[1913 Webster]
2. Winding round a cylinder or imaginary axis, and at the
same time rising or advancing forward; winding like the
thread of a screw; helical.
[1913 Webster]
3. (Geom.) Of or pertaining to a spiral; like a spiral.
[1913 Webster]
Spiral gear, or Spiral wheel (Mach.), a gear resembling
in general a spur gear, but having its teeth cut at an
angle with its axis, or so that they form small portions
of screws or spirals.
Spiral gearing, a kind of gearing sometimes used in light
machinery, in which spiral gears, instead of bevel gears,
are used to transmit motion between shafts that are not
parallel.
Spiral operculum, an operculum whih has spiral lines of
growth.
Spiral shell, any shell in which the whorls form a spiral
or helix.
Spiral spring. See the Note under Spring, n., 4.
[1913 Webster] |
| | podobné slovo | definícia |
Spiral gearing
(gcide) | Spiral \Spi"ral\, a. [Cf. F. spiral. See Spire a winding
line.]
1. Winding or circling round a center or pole and gradually
receding from it; as, the spiral curve of a watch spring.
[1913 Webster]
2. Winding round a cylinder or imaginary axis, and at the
same time rising or advancing forward; winding like the
thread of a screw; helical.
[1913 Webster]
3. (Geom.) Of or pertaining to a spiral; like a spiral.
[1913 Webster]
Spiral gear, or Spiral wheel (Mach.), a gear resembling
in general a spur gear, but having its teeth cut at an
angle with its axis, or so that they form small portions
of screws or spirals.
Spiral gearing, a kind of gearing sometimes used in light
machinery, in which spiral gears, instead of bevel gears,
are used to transmit motion between shafts that are not
parallel.
Spiral operculum, an operculum whih has spiral lines of
growth.
Spiral shell, any shell in which the whorls form a spiral
or helix.
Spiral spring. See the Note under Spring, n., 4.
[1913 Webster] |
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